Welcome to the home of the California Basketball Officials Association (CBOA), California's only statewide basketball officials association.
We are fast approaching a milestone event in our history. In 2018 we will be celebration our centennial anniversary. It's amazing how the game of basketball has evolved in the past 100 years.

The CBOA is served by over 3000 men and women officiating all basketball levels from Youth to Semi-Pro. We provide a comprehensive instructional program to prepare individuals for officiating basketball.
We are quite proud of the people who aspire to become Basketball officials.

The CBOA's mission includes upholding, encouraging and promoting high ethical standards amongst institutions, spectators, participants, coaches and officials involved in the game of basketball.

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Other than the membership fees that each unit charges and instructional hours that must be completed, there is no limitiation to the number of units that you may join. Consult with each unit on specific details regarding membership

Instructional Corner

Calendar of Events

Play of the Day

Play of the DaySituation: 274

Situation H: While A1 is attempting a final free throw, (a) B1 enters the lane too soon followed by A2, both of whom are in marked lane spaces; or (b) B1, in a marked lane space enters the lane too soon, then shooter A1 steps on the free-throw line while releasing the throw.

Ruling H: In (a), the violation by A2 is ignored and, if the try is successful, the goal shall count and the violation by B1, shall be ignored. If the try is unsuccessful, the ball shall become dead when the free throw ends and a substitute free throw hall be attempted by A1 under the same conditions as those for the original free throw. In (b), a double violation is called and the ball is put in play using the alternating-possession procedure.